header {
  width: 100%;
  height: 80px;
  background: #fff;
  background: url(/img/img_nav_bg.png) repeat-x;
}
header .nav_content {
  margin: 0px auto;
  width: 1180px;
  height: 80px;
}
header .nav_content .logo {
  margin-top: 15px;
}
.panel {
  position: relative;
  width: 100%;
}
.panel1 {
  background: #eb6c94;
}
.panel2 {
  background: #5ddbb9;
}
.panel3 {
  background: #ffcc66;
}
.panel4 {
  background: #86b5f4;
}
.content_wrap1 {
  position: relative;
  text-align: center;
  background: url(/img/shade_bg.png) no-repeat;
}
.content_wrap1 .page1 {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -305px;
  margin-left: -530px;
  width: 1134px;
  height: 610px;
}
.content_wrap1 .iphone_down,
.content_wrap1 .android_down {
  display: inline-block;
  width: 192px;
  height: 53px;
}
.content_wrap1 img {
  margin-top: 7%;
}
.content_wrap1 .iphone_down {
  width: 184px;
  background: url(/img/iphone.png);
}
.content_wrap1 .android_down {
  margin-left: 5px;
  background: url(/img/android.png);
}
.content_wrap1 .content1_tip {
  margin-top: 15px;
  text-align: center;
  color: #fff;
  font-size: 18px;
}
.content_wrap {
  position: absolute;
  top: 50%;
  left: 50%;
  margin-top: -305px;
  margin-left: -530px;
  width: 1134px;
  height: 610px;
}
.tip {
  position: absolute;
  bottom: 10px;
  width: 100%;
}
.tip p {
  width: 100%:;
  line-height: 25px;
  text-align: center;
  color: #fff;
  font-size: 16px;
}
.content_img {
  position: absolute;
  top: 0;
  left: 0;
}
.content {
  position: absolute;
  top: 160px;
  right: 100px;
}
.content h1 {
  line-height: 120px;
  font-size: 60px;
  color: #fff;
}
.content p {
  line-height: 45px;
  font-size: 27px;
  color: #fff;
}
.down2,
.down3,
.down4 {
  margin-top: 40px;
  margin-left: -15px;
  display: inline-block;
  width: 200px;
  height: 80px;
}
.down2 {
  background: url(/img/download2.png);
}
.down3 {
  background: url(/img/download3.png);
}
.down4 {
  background: url(/img/download4.png);
}
.tab {
  position: fixed;
  right: 80px;
  top: 45%;
  z-index: 2015;
}
.tab span {
  cursor: pointer;
  display: block;
  margin-bottom: 15px;
  width: 12px;
  height: 12px;
  background: url(/img/checked.png);
}
.tab .cur {
  background: url(/img/unchecked.png);
}
